Each dispenser holds up to 2.5 pounds of spore powder enough to treat up to a quarter acre before refilling. May be used for dispensing other garden dusts. Works by shaking dispenser when walking the area being treated. Adjustable slider port allows for rate control when powder is affected by high or low humidity.

Milky Spore begins working as soon as it is applied as long as grubs are feeding. Once grubs are infected they will multiply the spore by several billion times and spread it further. In warm climates good control can occur in one to three years, and in colder areas like New England, three to five years. Once established in a lawn, Milky Spore has been known to last 15 to 20 years. Restricted in the following states: LA.

Bayer Advanced Season Long Grub Control with Merit. New formulation 0.25% Merit with fertilizer kills grubs for up to 4 months and helps turf recover from grub damage quickly. Guaranteed! Not for sale in Long Island, NY.